USER`S MANUAL
Contents
1. PURE DIGITAL NI FIBERLING ZIN 4 Channel Audio 4040 Series USER S MANUAL ka CSI gomiser WORLD HEADQUARTERS 55 Cabot Court Hauppauge N Y 11788 USA Tel 631 273 0404 Fax 631 273 1638 www commspecial com Email info commspecial com Communications Specialties Pte Ltd 100 Beach Road 22 09 Shaw Tower Singapore 189702 Tel 65 6391 8790 Fax 65 6396 0138 Email csiasia commspecial com P N 122229 Rev D CONTENTS General Information cccccccccscsccccccccssssssvssssessssecccesssccescesesssssvssssees Introductio annn otc aa aaie e A E Technical Specifications sccchennnieaiiie iidiniidseti Installation Instructions accecestecdeddeisiss dete ited oie eee Installation Procedure xi ichcccesctere sitter ee helena System System Switch Settings ccc ccc eee ee eees System Terminal Block Connections 0605 ee Indicator LEDs and Alarm Circuitry ccccceccseeeseeseees Operating Pointers and Troubleshooting cccceessseeeseeceseeesseeesseeeeseens MaN Oa O ideatiaten hla a diss lead case a UG oa duende Statement of Warranty ve cock ceesap ster wivisint cetesedioclcoceaniartvatinaceeteesleccemnlarets 2003 Communications Specialties Inc Fiberlink and the Starburst logo are registered trademarks of Communications Specialties Inc GENERAL INFORMATION Introduction The Pure Digital Fiberlink 4040 series optical transmission system2. There are indicator LEDs on the units for monitoring purposes and several user selectable options for configuring audio inputs and outputs The following instruc tions describe the typical installation procedure and the function of the LED indicators 1 The various options as already mentioned have been preset If unbalanced high input impedance or unbalanced output is desired please refer to instruc tions on the following page Connect the fiber optic cable between the two Pure Digital Fiberlink units 3 Apply power to both Pure Digital Fiberlink units Refer to Figure 1 for DC power connections 4 When power is applied the green POWER LED will light indicating the presence of operating power ee vy FIGURE1 POWER CONNECTOR DC INPUT POLARITY 5 Connect the audio input signals to the proper positions on the removable terminal blocks Refer to the next section for details Be certain to check all connections and assure that inputs and outputs are not intermixed 6 The green audio LED indicators one per channel will give an indication as stated on page 7 Note that the rack card version also has a red LED for indicating the presence of an alarm condition 7 The system should now be operational System Switch Settings The audio interface circuit used in this product has external switches that are used to configure the signal options If you wish to make changes to the factory default sett
3. aes aviv tr tacdend 62 5 125microns MM or 8 10 125 microns SM Optical Connectors cece ST or FCPC Wavelength Loss Budget in dB Distance in km 850 MM 0 20 0 2 1310 MM 0 25 0 10 1310 SM 0 25 0 60 1550 SM 0 25 0 80 Note Distance specifications are only approximate and are not guaranteed Operating loss budget must not be exceeded Misc Operating Temperature Range 35 to 60 degrees C Operating Power cceeeeeeeeee 9 to 24 Volts AC or DC 5 watts max CAUTION The transmitting element in some versions of the Pure Digital Fiber link transmitter unit is a solid state Laser Diode located in the optical connector on the unit This device emits invisible infrared electromagnetic radiation which can be harmful to human eyes The radiation from this optical connector if viewed at close range without a fiber optic cable connected to the optical connector may be of sufficient intensity to cause instantaneous damage to the retina of the eye Direct viewing of this radiation should be avoided at all times INSTALLATION INSTRUCTIONS Installation Procedure The Pure Digital Fiberlink 4040 Series transmission systems are normally preset for immediate use with audio input circuitry set for balanced 600 Ohm input impedance and output set for balanced audio Ifa different protocol is desired it can be easily selected using the flip switches located on the back panel of the unit See table on next page
4. is a configurable adjustment free transmitter receiver pair that employs digital pro cessing and transmission techniques to convey up to four 1 way channels of audio The use of digital encoding assures high quality noise free transmissions that retain all of their initial parameters regardless of fiber optic cable attenuation In addition integral LED indicators are provided on each unit to continuously signify the presence of audio signals and thus the proper operation of each side of the system Technical Specifications Unit Type Part Number Model Part Numbering Transmitter Box 4040 BXY Configurations Transmitter Card 4040 CXY X Values Receiver Box 4041 BXY_ 1 850 nm Multimode Receiver Card 4041 CXY 3 1310 nm Multimode Y Values 7 1310 nm Single Mode S ST connector 9 1550 nm Single Mode F FCPC connector Audio Bandwidth cxcatosstscctoscrataveraneies 20 Hz to 20 kHz Input Impedance 00 600 Ohms terminated or gt 24 K Ohms unterminated balanced or unbalanced Output Impedance 50 Ohms Input Output Voltage 24dBu max TADEN e uendeesa nao e 0 002 20 Hz 20 kHz SNR A Weighted 05 95 dB System Latency eeeeeeeeeee 200 uS fiber cable propagation delay typically 5 uS km of fiber Signal Connectors 0 ccee Removable terminal block 2 Optical Operating Wavelength 850nm 1310nm 1550nm MM SM Optical PIDGrscsictei
5. the same they will not operate properly to gether Using the wrong device or fiber can easily add more attenuation than specified resulting in poor over all performance If after reviewing the above possibilities the system is still not operating please contact the Customer Service Department for further assistance MAINTENANCE The Pure Digital Fiberlink 4040 Series transmission units have been manufac tured using the latest semiconductor devices and techniques that electronic technology has to offer They have been designed for long reliable and trouble free service and are not normally field repairable Should difficulty be encoun tered Communications Specialties maintains a complete service facility to ren der accurate timely and reliable service of all products The only maintenance that can be provided by the user is to ascertain that optical connectors are free of dust or dirt that could interfere with light trans mission and that electrical connections are secure and accurate All other questions or comments should be directed to our Customer Service Department It should be noted that many problems can easily be solved by a simple telephone call 10 LIMITED WARRANTY Communications Specialties Inc CSI warrants that for a period of three years after purchase by the Buyer the Pure Digital Fiberlink 4040 Series Transmis sion System will be free from defects in material and workmanship under no
6. ings please refer that the charts below Audio Input Transmitter Unit Audio Input Switch Channel Position On Off unbalanced input balanced input Audio Output Switch 1 1 unbalanced output balanced output 3s 1 3 unbalanced output alanced output alanced output Note Switches 5 6 7 and 8 are not used on the 4041 Bxy and should be left in the off position System Terminal Block Connections The input and output connections for the Pure Digital Fiberlink 4040 Series system are as follows Audio Connector Transmitter Unit Balanced Unbalanced Position 1 Channel 1 Input Channel 1 Ground Postition 1 Channel 1 Input Channel 1 Signal Position G Ground Position 2 Channel 2 Input Channel 2 Ground Position 2 Channel 2 Input Channel 2 Signal Position 3 Channel 3 Input Channel 3 Ground Position 3 Channel 3 Input Channel 3 Signal Position G Ground Position 4 Channel 4 Input Channel 4 Ground Position 4 Channel 4 Input Channel 4 Signal Audio Connector Receiver Unit Balanced Unbalanced Position 1 Channel 1 Output Channel 1 Ground Postition 1 Channel 1 Output Channel 1 Signal Position G Ground Position 2 Channel 2 Output Channel 2 Ground Position 2 Channel 2 Output Channel 2 Signal Position 3 Channel 3 Output Channel 3 Ground Position 3 Channel 3 Output Channel 3 Signal Position G Ground Position 4 Channel 4 Output Channel 4 G
7. r mal use and service A Return Material Authorization RMA number must be obtained from CSI before any equipment is returned by the Buyer All material must be shipped to CSI at the expense and risk of the Buyer CSI s obligation under this warranty will be limited at its option to either the repair or replace ment of defective units including free materials and labor In no event shall CSI be responsible for any incidental or consequential damages or loss of prof its or goodwill CSI shall not be obligated to replace or repair equipment that has been damaged by fire war acts of God or similar causes or equipment that has been serviced by unauthorized personnel altered improperly installed or abused RMA numbers and repairs can be obtained from Communications Specialties Inc 55 Cabot Court Hauppauge N Y 11788 USA Tel 631 273 0404 Fax 631 273 1638 www commspecial com Email info commspecial com Or in the Asia Pacific Region Communications Specialties Pte Ltd 100 Beach Road 22 09 Shaw Tower Singapore 189702 Tel 65 6391 8790 Fax 65 6396 0138 Email csiasia commspecial com Please have your serial number located on the top label of the unit available when contacting us 11
8. round Position 4 Channel 4 Output Channel 4 Signal Indicator LEDs and Alarm Circuitry The stand alone box version of the Pure Digital Fiberlink 4040 Series transmission unit has five integral indicator LEDs that are used to monitor the state of the unit The rack card version of this product has an additional red indicator LED that lights when an alarm condition exists The rack card unit also provides an output to drive a model 6020 Alarm Sensing Module which provides an audible tone and activates a set of contacts for external signaling purposes The status of these LEDs are as follows TRANSMITTER and RECEIVER Power Green Indicates that correct power has been applied TRANSMITTER Axio OFF Indicates no audio detected on the transmitter unit 12 34 BLINKING Indicates audio detected on the transmitter unit Aami ON Loss of audio data rack card only RECEIVER Audo OFF Indicates no audio detected over fiber and as a result no 1234 active audio detected to the receiver unit BLINKING Indicates audio detected over fiber and as a result active audio detected by the receiver unit Aami ON Loss of optical signal rack card only Note On the rackcard version setting an alarm switch to the DIS position disables that alarm This setting should be used for all audio channels not in use 7 OPERATING POINTERS AND TROUBLESHOOTING OPTICAL FIBER The 4040 Series is available in
9. versions that operate with most multimode MM and single mode SM op tical fibers Be certain that the correct size fiber is be ing used for the particular transmitter receiver combi nation Also be certain that the attenuation and bandwidth of the fiber optic cable being used is within the range of the system s loss budget specifications Multimode fiber optic cable contains an optical fiber with a light carrying core that is only 0025 inches 62 5 microns in diameter Single mode fiber optic cable has an even smaller core only 00032 to 0004 inches 8 10 microns This is smaller than a human hair As a result any minute particles of dirt or dust can easily block the fiber from accepting or radiating light Therefore the key word is cleanliness Always use the dust caps provided with all optical connectors whenever they are exposed to air Also it is a good idea to gently clean the tip of an optical connector with a lint free cloth moistened with alcohol whenever dust is suspected The status of any of the audio indicator LEDs should provide the first clue as to the origin of any operation failure If all the LEDs are off it usually means that the fiber is broken or has too much attenuation Next be certain that the input and output signal connections are proper Due to the number of positions it is possible that there may be wrong connections Finally although multimode and single mode devices may look
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